paving stone

The wall shape and not too much too much culture Paving stone, is simple and economical.

墙面不做过多的造型和铺贴过多的文化石, 既简单又省钱.

The 6 m gauge'railway'is further disguised by stone paving joints and a linear drainage gully.

在6月1衡量'铁路'是进一步变相由石铺路关节和线性排水沟渠.

A paving material of tar and broken stone; mixed in a factory and shaped during paving.

柏油和碎石制成的铺路材料；在制造厂和铺路期间混合。

A naturally rounded paving stone.

铺有石头材料的路面的.

Quality control test methods of stone for construction are introduced and experience in test of the weathering degree of stone with ultrasonic method are summarized in light of the experience of quality test acceptance of paving stone used in Langfang culture art center.

通过对廊坊市文化艺术中心铺装用石材的质量检验工作，介绍了建筑用石材质量监控的措施和方法，总结了用超声波法检测石材风化程度的经验。